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. 2016 Nov 29;16:1206. doi: 10.1186/s12889-016-3877-0

Table 1.

Distribution of the adolescents at the baseline according to sociodemographic variables by study group (n = 3511)

	Baseline				Matched
	Intervention		Control		Intervention		Control
	(N = 1529)		(N = 1982)		(N = 938)		(N = 1247)
	N	%	N	%	N	%	N	%
Gender
Boys	733	48.8	957	49.1	426	45.7	575	46.6
Girls	768	51.2	993	50.9	506	54.3	659	53.4
Years
11 – 12	480	34.4	740	40.7	358	40.1	478	41.5
13 – 15	914	65.6	1079	59.3	534	59.9	673	58.5
Grade
6^th grade	364	23.8	507	25.6	228	24.3	312	25.0
7^th grade	377	24.7	607	30.6	255	27.2	360	28.9
8^th grade	436	28.5	578	29.2	227	24.2	371	29.8
9^th grade	352	23.0	290	14.6	228	24.3	204	16.3
State
SP	951	68.2	1142	62.8	710	75.7	847	67.9
SC	443	31.8	677	37.2	228	24.3	400	32.1